Iron and Steel Manufacturing - IFCIron and Steel Manufacturing Industry Description and Practices , In the BOF process, coke making and iron making precede steel making; these steps are not

Iron and steel making | ABBIron and steel making depends on large capital commitments and strong process techniques and execution But to remain relevant in the market, producers must balance these fundamentals with ever-increasing pressure to use energy more efficiently

Top 10 greatest inventions of ancient China - ChinaorgMar 04, 2011· Iron and steel smelting skills are invented in antient China [nipic] It has been confirmed by archaeological evidence that iron, made from melting pig-iron, was developed in ancient China in the early 5th century BC during the Zhou Dynasty (1050 BC－256 BC) During the Shang Dynasty (1600 BC .

RAW MATERIALS | worldsteelToday, in terms of raw materials is estimated that the global steel industry uses on average 2 billion tonnes of iron ore, 1 billion tonnes of metallurgical coal and 520 million tonnes of recycled steel to produce 16 billion tonnes of crude steel, a year

Iron and steel making | ABBIron and steel making depends on large capital commitments and strong process techniques and execution But to remain relevant in the market, producers must balance these fundamentals with ever-increasing pressure to use energy more efficiently

History of Iron and Steel Making - EdinformaticsEven in the narrow range of concentrations that make up steel, mixtures of carbon and iron can form into a number of different structures, or allotropes, with very different properties; understanding these is essential to making quality steel